<!--
  - Copyright(c)2019-2039, www.uicsoft.com
  - 项目名称:纯净版
  - 文件名称:sidebarItem.vue
  - Date:21-4-26 上午10:53
  - Author:cg
  -->

<template>
    <div class="menu-wrapper">
        <template v-for="item in menu">
            <el-menu-item v-if="validatenull(item[childrenKey]) && vaildRoles(item)" :index="item[pathKey]"
                @click="open(item)" :key="item[labelKey]" :class="{'is-active':vaildAvtive(item)}">
                <i :class="item[iconKey]"></i>
                <span slot="title" :alt="item[pathKey]">{{ item[labelKey] }}</span>
            </el-menu-item>
            <el-submenu v-else-if="!validatenull(item[childrenKey])&&vaildRoles(item)" :index="item[pathKey]"
                :key="item[labelKey]">
                <template slot="title">
                    <i :class="item[iconKey]"></i>
                    <span slot="title" v-if="!collapse">{{ item[labelKey] }}</span>
                </template>
                <template v-for="(child,cindex) in item[childrenKey]">
                    <el-menu-item :index="child[pathKey],cindex" @click="open(child)"
                        :class="{'is-active':vaildAvtive(child)}" v-if="validatenull(child[childrenKey])"
                        :key="child[labelKey]" style="font-size: 14px">
                        <i :class="child[iconKey]"></i>
                        <span slot="title">{{ child[labelKey] }}</span>
                    </el-menu-item>
                    <sidebar-item v-else :menu="[child]" :key="cindex" :props="props" :screen="screen"
                        :collapse="collapse"></sidebar-item>
                </template>
            </el-submenu>
        </template>
    </div>
</template>
<script>
    import {
        mapGetters
    } from "vuex";
    import {
        validatenull
    } from "@/util/validate";
    import config from "./config.js";

    export default {
        name: "sidebarItem",
        data() {
            return {
                config: config
            };
        },
        props: {
            menu: {
                type: Array
            },
            screen: {
                type: Number
            },
            first: {
                type: Boolean,
                default: false
            },
            props: {
                type: Object,
                default: () => {
                    return {};
                }
            },
            collapse: {
                type: Boolean
            }
        },
        created() {},
        mounted() {},
        computed: {
            ...mapGetters(["roles"]),
            labelKey() {
                return this.props.label || this.config.propsDefault.label;
            },
            pathKey() {
                return this.props.path || this.config.propsDefault.path;
            },
            iconKey() {
                return this.props.icon || this.config.propsDefault.icon;
            },
            childrenKey() {
                return this.props.children || this.config.propsDefault.children;
            },
            nowTagValue() {
                return this.$router.$avueRouter.getValue(this.$route);
            }
        },
        methods: {
            vaildAvtive(item) {
                const groupFlag = (item["group"] || []).some(ele =>
                    this.$route.path.includes(ele)
                );
                return this.nowTagValue === item[this.pathKey] || groupFlag;
            },
            vaildRoles(item) {
                item.meta = item.meta || {};
                return item.meta.roles ? item.meta.roles.includes(this.roles) : true;
            },
            validatenull(val) {
                return validatenull(val);
            },
            open(item) {
                if (this.screen <= 1) this.$store.commit("SET_COLLAPSE");
                this.$router.$avueRouter.group = item.group;
                this.$router.push({
                    path: this.$router.$avueRouter.getPath({
                        name: item[this.labelKey],
                        src: item[this.pathKey]
                    }),
                    query: item.query
                });
            }
        }
    };
</script>
